* {
    padding: 0;
    margin: 0;
}
html, body {
    width: 100%;
    height: 100%;
}

#bottomLayer,imageLayerImg,exhibitionLayer,exhibitionLayer_two {
    width: 100%;
    height: 100%;
}

#bottomlayer {
    position: relative;
    z-index: 1;
}

#imagelayer {
    position: absolute;
    z-index: 10;
}

#imagelayer>#imagelayerimg {
    width: 100%;
    height: 100%;
    display: block;
    position: absolute;
    z-index: 11;
}
#exhitbitionlayer {
    position: absolute;
    z-index: 100;
}
#exhibitionLayer_two {
    position: absolute;
    z-index: 10;
}